jsonv::object_node_handle Class Reference

A node handle used when a value is kind::object to access elements of the object in potentially destructive manner. More...

#include <jsonv/value.hpp>

Public Types
using	key_type = std::string
	The key type of the object.
using	mapped_type = value
	The mapped type of the object.

Public Member Functions
	object_node_handle (object_node_handle &&) noexcept
object_node_handle &	operator= (object_node_handle &&) noexcept
bool	empty () const noexcept
	operator bool () const noexcept
key_type &	key () const
	Returns a non-const reference to the key_type member of the element.
mapped_type &	mapped () const
	Returns a non-const reference to the mapped_type member of the element.

Friends
class	value

Detailed Description

A node handle used when a value is kind::object to access elements of the object in potentially destructive manner.

This makes it possible to modify the contents of a node extracted from an object, and then re-insert it without having to copy the element.

Definition at line 1023 of file value.hpp.

Member Typedef Documentation

key_type

using jsonv::object_node_handle::key_type = std::string

The key type of the object.

Definition at line 1027 of file value.hpp.

mapped_type

using jsonv::object_node_handle::mapped_type = value

The mapped type of the object.

Definition at line 1030 of file value.hpp.

Constructor & Destructor Documentation

object_node_handle()

jsonv::object_node_handle::object_node_handle ( )

inlineexplicitnoexcept

Definition at line 1033 of file value.hpp.

Member Function Documentation

empty()

bool jsonv::object_node_handle::empty ( ) const

inlinenoexcept

Returns

true if the node handle is empty; false if otherwise.

Definition at line 1044 of file value.hpp.

key()

key_type & jsonv::object_node_handle::key

(

)

const

Returns a non-const reference to the key_type member of the element.

Exceptions

std::invalid_argument

if the node handle is empty.

mapped()

mapped_type & jsonv::object_node_handle::mapped

(

)

const

Returns a non-const reference to the mapped_type member of the element.

Exceptions

std::invalid_argument

if the node handle is empty.

operator bool()

jsonv::object_node_handle::operator bool ( ) const

inlineexplicitnoexcept

Returns

false if the node handle is empty; true if otherwise.

Definition at line 1047 of file value.hpp.

Friends And Related Symbol Documentation

value

friend class value

friend

Definition at line 1065 of file value.hpp.

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The documentation for this class was generated from the following file:

• jsonv/value.hpp